Home / 4,194.16-6,287.88-2,111.68

Finding the Fourth Proportional to 4,194.16, 6,287.88 and 2,111.68

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Solution

The fourth proportional to 4,194.16, 6,287.88 and 2,111.68 is: 3,165.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.16 : 6,287.88 = 2,111.68 : x
  2. Step 2: Convert to fraction form
    4,194.16/6,287.88 = 2,111.68/x
  3. Step 3: Cross multiply
    4,194.16x = 6,287.88 × 2,111.68
  4. Step 4: Simplify right side
    4,194.16x = 13,277,990.44
  5. Step 5: Solve for x
    x = 13,277,990.44/4,194.16
  6. Step 6: Final answer
    x = 3,165.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.